Etymology

intrusion

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Today it means: The forcible inclusion or entry of an external group or individual; the act of intruding. Full definition →

Middle English intrusioun ← Old French intrusion ← Medieval Latin intrūsiō
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The story

  1. Latin · derived fromin-
  2. Medieval Latin · derived fromintrūsiō
  3. Old French · derived fromintrusion
  4. Middle English · inherited fromintrusioun
  5. English todayintrusion

From Middle English intrusioun, from Old French intrusion, from Medieval Latin intrūsiō, from intrūdō, from Latin in- + trūdō.

Words from the same roots

Latinin- all →

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Etymology from Wiktionary, CC BY-SA 4.0.